What Does PPTV Stand For?

PPTV stands for Parts Per Trillion By Volume

PPTV, or Parts Per Trillion By Volume, is a measurement unit used to express the concentration of a substance in a solution or mixture. It denotes the presence of one part of a specific component in one trillion parts of the total volume. This level of measurement is particularly useful in fields such as environmental science, chemistry, and toxicology, where minute concentrations of substances can have significant implications.